"""
找完数
"""
import math
m, n = input().split()
m, n = int(m), int(n)
flag = True
for i in range(m, n + 1, 2):
    list1 = []
    for j in range(1, int(math.sqrt(i))+1):
        if i % j == 0:
            list1.append(j)
            if j != 1:
                list1.append(i//j)
    sum1 = sum(list1)
    if sum1 == i:
        flag = False
        list1.sort()
        print(f'{sum1} = ', end='')
        for k in range(0, len(list1)):
            if k != len(list1) - 1:
                print(list1[k], end=' + ')
            else:
                print(list1[k])
if flag == True:
    print('None')